From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
chyack sb. /tʃˈaɪak ˌɛsbˈiː/ [Austr.] [NZ] [rare] jdn. hänseln, verspotten, ausspotten [Ös.] [Schw.] , durch den Kakao ziehen <v, trans> [soc.] [pej.] Note: wegen etw. Synonyms: taunt sb., gibe at sb., jeer at sb., goof on sb., chiack sb.
see: taunting, gibing at, jeering at, goofing on, chiacking, chyacking, taunted, gibed at, jeered at, goofed on, chiacked, chyacked
Note: about sth.
From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
chyack sb. /tʃˈaɪak ˌɛsbˈiː/ jdn. necken, aufziehen [spielerisch] , uzen <v, trans> [ugs.] [soc.] Note: wegen etw. Synonyms: tease, kid, josh, razz, rib, twit, chiack
see: teasing, kidding, joshing, razzing, ribbing, twitting, chiacking, chyacking, teased, kidded, joshed, razzed, ribbed, twitted, chiacked, chyacked
Note: provoke in a playful way